The age of objects in our solar system. 4004 BCE -- Moon rocks and meteorites -- Defying gravity -- The ages of the oldest stars. Stepping out -- distances and light -- All stars are not the same -- Giant and dwarf stars -- Reading a Hertzsprung-Russell (H-R) digram -- Mass -- Star clusters -- Mas matters -- White dwarfs and the age of the universe -- Ages of globular clusters and the age of the universe -- The age of the universe. Cepheids -- An irregular system of globular clusters -- The Milky Way demoted -- The trouble with gravity -- The expanding universe -- The Hubble age of the universe -- The accelerating universe -- Dark matter -- Exotic dark matter -- Hot stuff -- Two kinds of trouble -- The WMAP map of the CMB and the age of the universe -- A consistent answer.
How Old Is the Universe? tells the incredible story of how astronomers solved one of the most compelling mysteries in science and, along the way, introduces readers to fundamental concepts and cutting-edge advances in modern astronomy. --from publisher description